Energy & Green Tech
A research group has developed a prototype calcium (Ca) metal rechargeable battery capable of 500 cycles of repeated charge-discharge—the benchmark for practical use.
May 23, 2023
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121
Energy & Green Tech
A team led by Prof. Song Li from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) proposed the concept of intercalant-induced V t2g orbital occupation and developed an NH4+-intercalated ...
May 8, 2023
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319
Energy & Green Tech
Lithium-ion batteries are currently the gold standard in battery technology, but as the demand for safe and effective batteries increases, researchers are racing to find what's next.
Apr 6, 2023
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64
Energy & Green Tech
High energy density lithium-ion (Li-ion) batteries are indispensable for powering electric and hybrid vehicles, next-generation electronics, and power grids. These Li-ion batteries contain high energy density cathodes based ...
Nov 30, 2022
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69
Energy & Green Tech
Researchers at the U.S. Department of Energy's (DOE) Argonne National Laboratory have a long history of breakthrough discoveries with lithium-ion batteries. Many of these discoveries have focused on a battery cathode known ...
Sep 8, 2022
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113
Electronics & Semiconductors
Proton batteries are an innovative and environmentally friendly type of battery in which charge is carried by protons, which are positively charged hydrogen ions. A team of researchers has now developed organic sulfonamides ...
Apr 22, 2022
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140
Energy & Green Tech
Battery-powered vehicles have made a significant dent in the transportation market. But that market still needs lower cost batteries that can power vehicles for greater ranges. Also desirable are low-cost batteries able to ...
Mar 24, 2022
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95
Energy & Green Tech
In the quest for the perfect battery, scientists have two primary goals: create a device that can store a great deal of energy and do it safely. Many batteries contain liquid electrolytes, which are potentially flammable.
Feb 14, 2022
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199
Energy & Green Tech
Only 2% of vehicles are electrified to date, but that is projected to reach 30% in 2030. A key toward improving the commercialization of electric vehicles (EVs) is to heighten their gravimetric energy density—measured in ...
Jun 18, 2021
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22
Engineering
The promotion of electric cars has dramatically increased the demand for lithium-ion batteries. However, cobalt and nickel, the main cathode materials for the batteries, are not abundant. If the consumption continues, it ...
Apr 1, 2021
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